After you install this security update on all SharePoint servers, you will have to run the PSconfig tool to complete the installation. For more information about how to use the PSconfig tool, visit the following TechNet webpage:

Known issues and additional information about this security update

The following articles contain additional information about this security update as it relates to individual product versions. The articles may contain known issue information. If this is the case, the known issue is listed below each article link.